From Destiny 1 Wiki
|Increases Experience gained by Special Weapons for a short time.
|Festival of the Lost So tart! This pucker-producing pleasure increases the development of upgradeable Heavy Weapons for a short time. Expires at the end of the Festival of the Lost.
|How to Obtain
|2 random Candy from Treasures of the Lost, 1 random Candy from Gifts of the Lost, Defeat enemies while wearing a Legendary mask